#664516
Closest named color: Mud Brown (#60460F). oklch(41.8% 0.076 72), rgb(102, 69, 22).
Aa
White text reads best on this color (8.64:1).
About this color
#664516 is a dark, moderately saturated brown. In OKLCH its lightness is 42%, its chroma 0.076 and its hue 72°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.014 away. White text reads best on it, at 8.64:1.
| Hue family | Browns |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.076) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.42:1 |
| White text | 8.64:1 |
Values
| HEX | #664516 |
| RGB | rgb(102, 69, 22) |
| HSL | hsl(35, 65%, 24%) |
| OKLCH | oklch(41.8% 0.076 72) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #664516 | 8.64:1 | AAA | Lc -94.0 | Preferred for body text |
| Black text on #664516 | 2.42:1 | Fails | Lc 14.5 | Not readable |
| #664516 text on white | 8.64:1 | AAA | Lc 89.5 | Fine for body text |
| #664516 text on black | 2.42:1 | Fails | Lc -12.7 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 800.
-
Step 50
50
#F8F5F1
oklch(97.1% 0.006 75.4)
-
Step 100
100
#EFE9E1
oklch(93.7% 0.013 75.4)
-
Step 200
200
#E4D7C8
oklch(88.6% 0.025 71.4)
-
Step 300
300
#D3BDA2
oklch(81% 0.044 72.8)
-
Step 400
400
#BD9A6F
oklch(70.8% 0.072 72)
-
Step 500
500
#AC8048
oklch(63.1% 0.091 71.5)
-
Step 600
600
#976928
oklch(55.7% 0.099 72.2)
-
Step 700
700
#81571B
oklch(49.2% 0.092 71.6)
-
Step 800
800 (this color)
#664516
oklch(41.8% 0.076 72)
-
Step 900
900
#553C1B
oklch(37.7% 0.059 71.9)
-
Step 950
950
#322311
oklch(26.9% 0.037 70.2)
#664516 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #504710 | 0.042 |
| Deuteranopia (no green cones) | #584F17 | 0.037 |
| Tritanopia (no blue cones) | #703D3B | 0.062 |
| Achromatopsia (no color) | #4C4C4C | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #664516
#664516
oklch(41.8% 0.076 72)
- #2C4F75
#2C4F75
oklch(42% 0.076 251.8)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #664516, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.014
- Green Brown #544E03 ΔE 0.046
- Olive Brown #645403 ΔE 0.048
- Milk Chocolate #7F4E1E ΔE 0.057
- Medium Brown #7F5112 ΔE 0.061
- Chestnut #742802 ΔE 0.071
- Purple Brown #673A3F ΔE 0.071
- Saddle Brown #8B4513 ΔE 0.072
Use #664516 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.